Publications
“Hybridization and introgression in white and yellow ladyslipper orchids (Cypripedium candidum and C. pubescens)”, Journal of Heredity, vol. 82, no. 4, pp. 305-318, 1991.
, “Allozyme variation in domesticated annual sunflower and its wild relatives”, Theoretical and applied genetics, vol. 95, no. 4, pp. 532-545, 1997.
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